3-hydroxycyclohexa-3,5-diene-1,2-dione

2,2',2''-[苯-1,2,3-三基三(氧基)]三[N,N-二乙基乙胺]

5-(2-chloroethoxy)-2,3-dihydro-1,4-benzodioxine

2,3-乙二氧基酚

2-(2-chlorophenyl)-1-(2,3,4-trihydroxyphenyl)ethanone